Home / 25,730.18-38,591.34-7,011.69

Finding the Fourth Proportional to 25,730.18, 38,591.34 and 7,011.69

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Solution

The fourth proportional to 25,730.18, 38,591.34 and 7,011.69 is: 10,516.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.18 : 38,591.34 = 7,011.69 : x
  2. Step 2: Convert to fraction form
    25,730.18/38,591.34 = 7,011.69/x
  3. Step 3: Cross multiply
    25,730.18x = 38,591.34 × 7,011.69
  4. Step 4: Simplify right side
    25,730.18x = 270,590,512.76
  5. Step 5: Solve for x
    x = 270,590,512.76/25,730.18
  6. Step 6: Final answer
    x = 10,516.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.